{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009738","490:4900008123","490:4900008343","490:4900010230","490:4900008116","490:4900010759","490:4900007787","490:4900008342","490:4900010499","490:4900010677","490:4900008669","490:4900010917","490:4900009334","490:4900010758","490:4900010751","490:4900008230","490:4900011073","490:4900010846","490:4900011889","490:4900011293","490:4900008805","490:4900008010","490:4900009013","490:4900010512","490:4900009934"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36965453166508494,0.25681051339930444,0.2407300406005985,0.22082838184195497,0.1864198519242523,0.14794690326395663,0.14214287560184838,0.13390492574045856,0.11783722957698387,0.1086415387775529,0.10119136442856164,0.09785860914744693,0.0977800780683228,0.09761074355720596,0.09108268206259607,0.08906827421430955,0.07975030887387469,0.07818713690533188,0.07815875309402746,0.07579137772430204,0.07434988069324015,0.07411517263525995,0.07327065503273959,0.07311472591053644,0.06983871997103035],"twin_dists":[0.18322767121718772,0.21414855842131844,0.21918251500798439,0.22572540331703192,0.23804642879142543,0.25389727063073597,0.2565422264294581,0.260438034452545,0.2685891701494805,0.27364412402802757,0.2779885573510738,0.2800132261285988,0.2800615819197907,0.2801659540771153,0.28430279297105854,0.2856265722644696,0.292079300149688,0.2932202467682507,0.2932411326354732,0.29500501610241336,0.2961009122842831,0.2962809692967307,0.29693267914462373,0.29705367232950003,0.29964533494306145],"n_dims_used":45,"mean_confidence":0.8895678202311198},"coverage":{"mean_confidence":0.8895678202311198,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}